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Father: Matthijs Koenen
Born:
Marr: 1860
Died:
Mother: Johanna Lautenslager
Born: 1843, NLD
Died: 1928, NLD
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 | Johannes Petrus van Velthuijsen 
Born: -
Marr: -
Died: -
Other Spouses:
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 | Anna Koenen 
Born: 21 DEC 1865 - Soerabaija, IDN
Died: 24 MAR 1933 - 's-Gravenhage, ZH, NLD
Other Spouses:
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 | 1. Meisje van Velthuijsen Born: 2 SEP 1887 - Salatiga, IDN Marr: - Died: - |  |
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